Amazon typically delivers packages between 6:00 a.m. and 10:00 p.m. local time. Drivers will generally knock, ring the doorbell, or call between 8:00 a.m. and 8:00 p.m. For unscheduled or non-signature deliveries, Amazon may leave the package even if you don't answer after 8:00 p.m., but scheduled or signature-required deliveries will not be attempted after 8:00 p.m. and will be rescheduled if necessary. On weekdays, deliveries can go as late as 10:00 p.m., while on weekends, delivery times may vary with Prime members sometimes able to set late delivery preferences until 10:00 p.m. On holidays, deliveries mostly follow the 8:00 a.m. to 8:00 p.m. schedule, with a few exceptions for major holidays when no deliveries occur. Regional differences and third-party carriers also influence delivery times, especially on Sundays.